Finite-Time Reentry Attitude Control Using Time-Varying Sliding Mode and Disturbance Observer

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/mpe/volume-2015/262753/figures/262753.fig.0010a.svgz" name="262753.fig.0010a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Elevon, flap, and rudder commands</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/mpe/volume-2015/262753/figures/262753.fig.0010b.svgz" name="262753.fig.0010b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>RCS commands</td></tr></table>

<div>Aerodynamic surface commands and RCS commands via BTVSMC/DO.</div>

Mathematical Problems in Engineering

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Figure 10

Figure 10: Finite-Time Reentry Attitude Control Using Time-Varying Sliding Mode and Disturbance Observer 